Ideal Gas Law - 无忧得胜-网上国际课程 (5edu.win)

1#

94.12: Which of the following could NOT be k,pw- y;xkj+k2dq j+ mused to indicate a temperature changej; kdy2pw++xkm- k,jq ? A change in:

A. color of a metal rod.

B. length of a liquid column.

C. pressure of a gas at constant volume.

D. electrical resistance.

E. mass of one mole of gas at constant pressure.

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2#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

15.44: Which one of the followin4y t;0/wunex4cxfe srpr *l7 +g choices is most associated with the following statement: “When xfeyx+ps4tr*cu l; /wre0 n 74 the pressure of a gas is held constant, the volume of the gas is directly proportional to the temperature.” ?

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3#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

94.27: A mass m of helium gas is in a container of constant vot(o;8i:av .ib nbj8 aelt h-b3:vbi +zlume V. It is initially at pressure p and absolute (K(bev:ja+l8:anz ;bthb3.b 8- tviioi elvin) temperature T. Additional helium is added, bringing the total mass of helium gas to 3m. After this addition, the temperature is found to be 2T. What is the gas pressure?

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4#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

02.34: Two containers are filled with gases at the same t ac yqc5y-*2bhemperature. In the container on the left is a gas of molar mass 2M, volume 2V, and number of moles 2n. In the container on the right is a gas of molar mass Mcqy5*bhc-a 2y , volume V, and moles n. Which is most nearly the ratio of the pressure of the gas on the left to the pressure of the gas on the right?

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5#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

04.27: The volume of an ideal gas changes 6i+be/(:xmem 2/a7os uiltts as the gas undergoes an isobaric (constant pre7bs/toms u2m:eei i a+/ lt(x6ssure) process starting from temperature $273^{\circ}C$ and ending at $546^{\circ}C$ What is the ratio of the new volume of the gas to the old volume ($V_{new}/V_{old}$)?

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6#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

06.25: A monatomic ideal gas at proa)4j/6qqoz a l9ye-nmvh8y3 essure P = 105 Pa is in a container of volume V eonhz3 a-4qal9)6yqjm 8y/o v= $12\:m^3$ while at temperature T = $50^{\circ}C$. How many molecules of gas are in the container?

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7#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

08.04: One mole of an *jujh-xp2 a+ krev i07ideal gas has a temperature of $100^{\circ}C$. If this gas fills the $10m^3$ volume of a closed container, what is the pressure of the gas?

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8#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

09.15: An ideal gas in a clre9ymi g 0g58bosed container of volume 6.0 L is at a temperature ofy 59rmgibe g80 $100^{\circ}C$. If the pressure of the gas is 2.5 atm, how many moles of gas are in the container?

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9#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.05: When computed with p pq4 t tf6k57x3;ymoohroper MKS units, the Universal Gas Constant divided by Boltzmann’s constant is equm kfott75h3y x;qo 64pal to

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10#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.20: A sample of ideal gas is in a con a e.bt(bdab5r,j* 4cttainer at a temperature of $100^{\circ}C$ and a pressure of 2.50 atm. If the volume of the container is 25 L, approximately how many molecules of gas are in the container?

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11#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

11.22 Three moles of an ideal ga884kbsew8 xit :kqnesch ye1. -cd.h*s occupy a container of volume $2.5\times\: 10^{-2} \:m^3$. The pressure inside this container is $5.00\times\: 105Pa$. Which one of the following choices best represents the temperature of the gas?

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12#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

13.20: A sample of ideal gas at a temperature o5+zrpo3tnkbrd;-2 cmf $40^{\circ}C$ is in a container of volume $3.50\times\: 10^{−2}\:m^3$. If the pressure of the gas is 0.50 atm, how many molecules of the gas are in the container?

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13#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

16.19: An ideal gas in a sealed container with sd:gmdb,h, x5$1.20\times\: 10^{24}$ particles has a pressure of 1.0 atm at a temperature of $27.0^{\circ}C$. Which one of the following choices best represents the volume of the container?

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14#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

15.19: Ten moles of helium gas are enclosed in a container at a pressure of 1*qagni (6*cog .00 atm and at a temperature of 400 K. Which one of the follow(q c 6ga*nog*iing choices best represents the density of this gas sample?

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15#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

17.19: An ideal gas at a te-3:p gwyvyh2l mperature of $100^{\circ}C$ has 3.0 moles of particles enclosed in a 5.0 Lcontainer. Which one of the following choices best represents the pressure of the gas?

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